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  • Lynne G. Zucker, Michael R. Darby, and Marilynn B. Brewer, "Intellectual Capital and the Birth of U.S. Biotechnology Enterprises," NBER Working Paper 4653 (1994), https://doi.org/10.3386/w4653.

Published Versions

American Economic Review, vol. 88, no. 1, March 1998. pp. 290-306

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